tap drill

tap drill 请问 drill 3/4 thru,tap 1/2 bspp thru Drill and Tap for 5/16-24 NC 图纸上标注drill & tap for 3/8-16 4 places. drill thru #7(.201dia) ＆tap 1/4-20NC(2HOLES)是什么意思? Φdrill and tap to 3/8 unf 就是这个了 tap tap tap X .375 MIN FULL THREAD TAP DRILL 英英制图纸#8-32 UNC-2B X .375 MIN FULL THREAD TAP DRILL DEPTH.500+-.030(4.REQD) (2 EACH SIDE)的意思 一个孔的地方标着 DRILL AND TAP FOR #6-32 UNC,13.5MM DEEP 谁知道是什么意思 英语翻译Drill Diameter31/32 thruSF DIAMETER1 3/4 *0.05 DeepM/C O-Ring Boss Port SAE STANDARD-12TAP 1 1/16-12UN*0.88 Deep 英英制图纸#8-32 UNC-2B X .375 MIN FULL THREAD TAP DRILL DEPTH.500+-.030(4.REQD) (2 EACH SIDE)的意思 drill是什么意思? drill是什么意思 drill是什么意思 DRILL怎么样 drill one